A single phosphorylation event alters root behavior
Siao et al. demonstrate that single phosphorylation on a protein alters root behavior in Arabidopsis.
https://doi.org/10.1093/plcell/koad141
By Wei Siao and Eugenia Russinova, VIB-UGent Center for Plant Systems Biology
Background: Plant roots react to their environment by using hormone signaling…
A molecular module in gibberellin signaling-mediated flowering
Zhang and Jian et al. reveal an epigenetic regulatory mechanism underlying gibberellin signaling-mediated flowering.
https://doi.org/10.1093/plcell/koad166
By Chunyu Zhang and Xingliang Hou; South China Botanical Garden, Chinese Academy of Sciences, Guangzhou, China
Background: The timing…
Leaf starch reserves keep stomata on time
Image credit for featured image: Gilles Pantin
Westgeest et al. use a high-throughput phenotyping pipeline to explore the connection between leaf starch and stomatal opening
https://doi.org/10.1093/plcell/koad158
Adrianus J. Westgeest and Florent Pantin, L’Institut Agro, Montpellier,…
The E3 ubiquitin ligases PUB25 and PUB26 dynamically regulate cold stress responses in plants
Wang et al. discovered how plants dynamically respond to cold stress mediated by the E3 ligases PUB25 and PUB26.
https://doi.org/10.1093/plcell/koad159
By Xi Wang1, Xiaoyan Zhang1, Chunpeng Song3, Zhizhong Gong1,2, Shuhua Yang1 and Yanglin Ding1
1State Key Laboratory of Plant Environmental…
A tug-of-war in the viral replication factory: How a viral protein interferes with stress granules
Hoffmann et al. explore replication of Cauliflower mosaic virus and how virus replication intersects RNA granule biology.
https://doi.org/10.1093/plcell/koad101
Gesa Hoffmann and Anders Hafrén, Swedish University of Agricultural Sciences
Background: Regulating RNA abundance and its availability…
Tip swelling of SI pollen tubes in pear
Tang and Wang et al. explore the mechanism underlying pollen tube tip swelling in the self-incompatibility response.
https://doi.org/10.1093/plcell/koad162
By Chao Tang1,2, Peng Wang1,2, Shaoling Zhang1,2 and Juyou Wu1,2,3
1 Sanya Institute of Nanjing Agricultural University, State Key Laboratory…
Epigenetic regulation during rice domestication and de-domestication
Cao et al. investigate the role of epigenetic variation in rice domestication and de-domestication. The Plant Cell (2023).
https://doi.org/10.1093/plcell/koad160
By Shuai Cao1,2 and Qingxin Song1
1 State Key Laboratory of Crop Genetics and Germplasm Enhancement, Nanjing Agricultural University,…
SnRK1 and TOR—in a different light
Saile et al. explore the role of SnRK1 and TOR in light-dependent seedling development and splicing.
https://doi.org/10.1093/plcell/koad168
Jennifer Saile and Andreas Wachter
Institute for Molecular Physiology (imP), University of Mainz
Background: Plants adjust their development to light…
All in good time: Timing gene activation during early flower development
Pelayo et al. explore the function of a biological timer that activates key genes for flowering.
Margaret Anne Pelayo, Nara Institute of Science and Technology
https://doi.org/10.1093/plcell/koad123
Background: For flowers to form, the floral meristem (floral stem cells) must irreversibly commit…